84375663 has 16 divisors (see below), whose sum is σ = 116835936. Its totient is φ = 54120960.

The previous prime is 84375653. The next prime is 84375671. The reversal of 84375663 is 36657348.

It is not a de Polignac number, because 84375663 - 2⁴ = 84375647 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84375623) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4281 + ... + 13677.

It is an arithmetic number, because the mean of its divisors is an integer number (7302246).

Almost surely, 2^84375663 is an apocalyptic number.

84375663 is a deficient number, since it is larger than the sum of its proper divisors (32460273).

84375663 is a wasteful number, since it uses less digits than its factorization.

84375663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9514.

The product of its digits is 362880, while the sum is 42.

The square root of 84375663 is about 9185.6226245149. The cubic root of 84375663 is about 438.6038095430.

The spelling of 84375663 in words is "eighty-four million, three hundred seventy-five thousand, six hundred sixty-three".